IBD	inflammatory bowel disease
DSS	dextran sulfate sodium
PECAM-1	platelet endothelial cell adhesion molecule-1
LYVE-1	lymphatic vessel endothelial hyaluronan receptor-1
DAI	disease activity index
LVD	lymphatic vessel density
VEGF	vascular endothelial growth factor
IL-1 β	interleukin-1β
IFN-γ	Interferon-γ
TNF-α	Tumor necrosis factor-α